Collapsible bottle



FIG. 1 is a front elevational view of a collapsible bottle, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof; and,

FIG. 6 is a back elevational view thereof.

The broken dot-dot-dash line in FIG. 3 defines the bounds of the claim and forms no part thereof. 

The ornamental design for a collapsible bottle, as shown and described. 